| Place Name | Westfield |
| Place Type | Village |
| ZIP Code(s) | 53964 |
| County | Marquette County |
| Area Code(s) | 608 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 1,209 |
| Population Growth Rate (2010-19) | 3.83% |
| Majority Ethnicity | White 93.29% |
| US Congressional District(s) | Wisconsin 6th |
| State Assembly Districts | 41 |
| State Senate Districts | 14 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 93.29% |
| African American | 1.06% |
| Hispanic | 0.65% |
| Asian | 0.82% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 4.17% |